By now we can too readily imagine the horror of terrorists exploding a nuclear weapon in a major American city: the gutted skyscrapers, the melted cars, the charred bodies. For Sam Nunn, however, a new terror begins the day after.

January 25, 2014, Saturday

On Thursday, John W. Warner and Sam Nunn returned to the Senate Armed Services Committee room to urge the confirmation of Chuck Hagel as defense secretary, almost 25 years after they battled over the nomination of John G. Tower.